(3efGgL GdHMK aj GdCOH h GddZI h GdJQHjI (B/s - (3GdOjH(B: (3GdSjO eMeO(B.s ((3GdbGgQI (B:s (3ecJHI GdBOGH(B:s, 2000)
(3jTJed Ydj GQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdHMK(B.s; (3WQb GdHMK(B.s